Meléndez Malavé, N. and Cuartero Naranjo, A. (2013) “Appearance of Social Networks in Traditional Media as Informative Content: Comparative Analysis from two Spanish Quality Newspapers (20062-2010)”, Estudios sobre el Mensaje Periodístico, 19(1), pp. 177–189. doi:10.5209/rev_ESMP.2013.v19.n1.42515.